ZhaoBQ commented on a change in pull request #633: HBASE-22890 Verify the file
integrity in persistent IOEngine
URL: https://github.com/apache/hbase/pull/633#discussion_r326043884
##########
File path:
hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/bucket/FileIOEngine.java
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@@ -68,15 +97,18 @@ public FileIOEngine(long capacity, String... filePaths)
throws IOException {
// The next setting length will throw exception,logging this message
// is just used for the detail reason of exception，
String msg = "Only " + StringUtils.byteDesc(totalSpace)
- + " total space under " + filePath + ", not enough for requested
"
- + StringUtils.byteDesc(sizePerFile);
+ + " total space under " + filePath + ", not enough for requested "
+ + StringUtils.byteDesc(sizePerFile);
LOG.warn(msg);
}
- rafs[i].setLength(sizePerFile);
+ File file = new File(filePath);
+ if (file.length() != sizePerFile) {
+ rafs[i].setLength(sizePerFile);
+ }
Review comment:
setLength() method will change file's last modified time. So if don't change
this, the wrong time will be used to calculate checksum.
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